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Problem #243

Determinant

Let A_{n \times n} be a square matrix of order n = 12345.

The elements of the matrix are defined as A_{ij} = |i - j|

Find \mid A \mid mod 10^{9}+7, where \mid A \mid denotes the determinant of the matrix A

Contributed by Manas Gupta

Solved by 87 users

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